Table 4
Number of transmission clusters identified in the phylogenetic tree with shared drug resistance mutations.
| Cluster Name | HIV-1 Subtype | Number of Nodes | Risk Factor | ART History | Number with Shared DRM |
|---|---|---|---|---|---|
| Clust1 | A1 | 5 | PWID, N/A | Experienced, Naïve, unknown status | E138A, n = 5 |
| Clust2 | A1 | 5 | PWID, N/A | Experienced, unknown status | E138A, n = 5, M184V, n = 1, G190A, n = 1 |
| Clust3 | A1 | 4 | PWID, N/A | Experienced, Naïve, unknown status | E138A, n = 4 |
| Clust4 | A1 | 2 | PWID | unknown status | E138A, n = 2 |
| Clust5 | A1 | 2 | PWID | Experienced, unknown status | E138A, n = 2 |
| Clust6 | A1 | 2 | PWID | Experienced | E138A, n = 2 |
| Clust7 | A1 | 2 | N/A | Experienced, unknown status | E138A, n = 2 |
| Clust8 | A1 | 2 | PWID | Experienced, unknown status | E138A, n = 2, K219E n = 1 |
| Clust9 | A1 | 4 | PWID, N/A | Experienced | E138A, n = 3, K103N, n = 3, M184V, n = 3 |
| Clust10 | A1 | 2 | PWID, N/A | Experienced, unknown status | E138A, n = 2 |
| Clust11 | A1 | 3 | PWID, N/A | Experienced, Naïve, unknown status | E138A, n = 3, K103N, n = 1 |
| Clust12 | A1 | 2 | PWID, N/A | Experienced, unknown status | E138A, n = 2 |
| Clust13 | A1 | 5 | PWID, N/A | Experienced | E138A, n = 2, K103N, n = 1 |
| Clust14 | A1 | 2 | PWID, N/A | Experienced | E138A, n = 2 |
| Clust15 | A1 | 2 | PWID | Experienced | E138A, n = 2, L10F, n = 1 |
| Clust16 | A1 | 2 | PWID, N/A | unknown status | K103N, n = 1 |
| Clust17 | A1 | 2 | PWID, N/A | Naïve, unknown status | |
| Clust18 | A1 | 2 | N/A | Experienced, Naïve | M230I, n = 1 |
| Clust19 | A1 | 2 | N/A | Experienced, Naïve | |
| Clust20 | A1 | 3 | PWID | Experienced, Naïve | E138A, n = 2 L10F, n = 2 |
| Clust21 | CRF02_AG | 4 | PWID, N/A | Experienced | |
| Clust22 | CRF02_AG | 3 | PWID, N/A | Experienced, unknown status | G48R, n = 1, M230I, n = 1 |
| Clust23 | CRF02_AG | 2 | PWID, N/A | Experienced | |
| Clust24 | CRF02_AG | 3 | PWID, N/A | Experienced | E138A, n = 1 |
| Clust25 | CRF02_AG | 3 | PWID | Experienced | T69D, n = 1 |
| Clust26 | CRF02_AG | 2 | PWID, N/A | Experienced, unknown status | |
| Clust27 | CRF02_AG | 3 | PWID, N/A | Experienced | |
| Clust28 | CRF02_AG | 2 | N/A | Experienced | |
| Clust29 | CRF02_AG | 2 | PWID | Experienced | |
| Clust30 | CRF02_AG | 2 | N/A, MSM | Experienced, unknown status | |
| Clust31 | CRF02_AG | 2 | PWID | Experienced, unknown status | |
| Clust32 | C | 2 | N/A | Experienced, unknown status | D67N n = 2, T69D n = 2, K70R n = 2, M184V n = 2, T215I n = 2, K219E n = 2, V106M n = 2, Y188L n = 2 |
| Clust33 | C | 2 | PWID, FSW | Experienced | |
| Clust34 | C | 2 | PWID, FSW | Experienced | K103N, n = 2, M184V, n = 1 |
| Clust35 | CRF35_A1D | 5 | PWID, N/A | Experienced, unknown status | |
| Clust36 | CRF35_A1D | 2 | PWID, N/A | Naïve, unknown status | |
| Clust37 | CRF35_A1D | 2 | N/A, MSM | Naïve | |
| Clust38 | CRF35_A1D | 2 | PWID | Experienced | |
| Clust39 | D | 2 | PWID, N/A | Experienced | M184V, n = 1, V179D, n = 1, Y188L, n = 1 |
| Clust40 | D | 2 | PWID, N/A | Experienced, unknown status | M46I, n = 1 |
| Clust41 | CRF01_AE | 7 | PWID, N/A | Experienced, Naïve, unknown status | |
| Clust42 | A1G | 2 | PWID | unknown status | E138A, n = 1 |
| Clust43 | DG | 2 | N/A | unknown status |
Abbreviations: ART, antiretroviral therapy; PWID, people who inject drugs; MSM, men who have sex with men; FSW, Female sex worker; N/A, not available.